Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 98 insertions, 0 deletions

diff --git a/third_party/libwebrtc/test/network/emulated_turn_server.h b/third_party/libwebrtc/test/network/emulated_turn_server.h
new file mode 100644
index 0000000000..9cb0ceabf6
--- /dev/null
+++ b/third_party/libwebrtc/test/network/emulated_turn_server.h
@@ -0,0 +1,98 @@
+/*
+ *  Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef TEST_NETWORK_EMULATED_TURN_SERVER_H_
+#define TEST_NETWORK_EMULATED_TURN_SERVER_H_
+
+#include <map>
+#include <memory>
+#include <string>
+
+#include "absl/strings/string_view.h"
+#include "api/test/network_emulation_manager.h"
+#include "api/transport/stun.h"
+#include "p2p/base/turn_server.h"
+#include "rtc_base/async_packet_socket.h"
+
+namespace webrtc {
+namespace test {
+
+// EmulatedTURNServer wraps cricket::TurnServer to be used inside
+// a emulated network.
+//
+// Packets from EmulatedEndpoint (client or peer) are received in
+// EmulatedTURNServer::OnPacketReceived which performs a map lookup
+// and delivers them into cricket::TurnServer using
+// AsyncPacketSocket::SignalReadPacket
+//
+// Packets from cricket::TurnServer to EmulatedEndpoint are sent into
+// using a wrapper around AsyncPacketSocket (no lookup required as the
+// wrapper around AsyncPacketSocket keep a pointer to the EmulatedEndpoint).
+class EmulatedTURNServer : public EmulatedTURNServerInterface,
+                           public cricket::TurnAuthInterface,
+                           public webrtc::EmulatedNetworkReceiverInterface {
+ public:
+  // Create an EmulatedTURNServer.
+  // `thread` is a thread that will be used to run cricket::TurnServer
+  // that expects all calls to be made from a single thread.
+  EmulatedTURNServer(std::unique_ptr<rtc::Thread> thread,
+                     EmulatedEndpoint* client,
+                     EmulatedEndpoint* peer);
+  ~EmulatedTURNServer() override;
+
+  IceServerConfig GetIceServerConfig() const override { return ice_config_; }
+
+  EmulatedEndpoint* GetClientEndpoint() const override { return client_; }
+
+  rtc::SocketAddress GetClientEndpointAddress() const override {
+    return client_address_;
+  }
+
+  EmulatedEndpoint* GetPeerEndpoint() const override { return peer_; }
+
+  // cricket::TurnAuthInterface
+  bool GetKey(absl::string_view username,
+              absl::string_view realm,
+              std::string* key) override {
+    return cricket::ComputeStunCredentialHash(
+        std::string(username), std::string(realm), std::string(username), key);
+  }
+
+  rtc::AsyncPacketSocket* CreatePeerSocket() { return Wrap(peer_); }
+
+  // This method is called by network emulation when a packet
+  // comes from an emulated link.
+  void OnPacketReceived(webrtc::EmulatedIpPacket packet) override;
+
+  // This is called when the TURN server deletes a socket.
+  void Unbind(rtc::SocketAddress address);
+
+  // Unbind all sockets.
+  void Stop();
+
+ private:
+  std::unique_ptr<rtc::Thread> thread_;
+  rtc::SocketAddress client_address_;
+  IceServerConfig ice_config_;
+  EmulatedEndpoint* const client_;
+  EmulatedEndpoint* const peer_;
+  std::unique_ptr<cricket::TurnServer> turn_server_ RTC_GUARDED_BY(&thread_);
+  std::map<rtc::SocketAddress, rtc::AsyncPacketSocket*> sockets_
+      RTC_GUARDED_BY(&thread_);
+
+  // Wraps a EmulatedEndpoint in a AsyncPacketSocket to bridge interaction
+  // with TurnServer. cricket::TurnServer gets ownership of the socket.
+  rtc::AsyncPacketSocket* Wrap(EmulatedEndpoint* endpoint);
+};
+
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // TEST_NETWORK_EMULATED_TURN_SERVER_H_